Home / 11,146.55-16,722.32-3,355.97

Finding the Fourth Proportional to 11,146.55, 16,722.32 and 3,355.97

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Solution

The fourth proportional to 11,146.55, 16,722.32 and 3,355.97 is: 5,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.55 : 16,722.32 = 3,355.97 : x
  2. Step 2: Convert to fraction form
    11,146.55/16,722.32 = 3,355.97/x
  3. Step 3: Cross multiply
    11,146.55x = 16,722.32 × 3,355.97
  4. Step 4: Simplify right side
    11,146.55x = 56,119,503.86
  5. Step 5: Solve for x
    x = 56,119,503.86/11,146.55
  6. Step 6: Final answer
    x = 5,034.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.